fix:跳转语音包设置

lib/mine/addLock/lock_voice_setting/lock_voice_setting_page.dart

@@ -26,7 +26,11 @@ class _LockVoiceSettingState extends State<LockVoiceSetting> {
 
   @override
   Widget build(BuildContext context) {
-    return Scaffold(
+    return WillPopScope(
+      onWillPop: () async {
+        return false;
+      },
+      child: Scaffold(
         backgroundColor: AppColors.mainBackgroundColor,
         appBar: TitleAppBar(
           barTitle: '锁语音包设置'.tr,
@@ -61,6 +65,7 @@ class _LockVoiceSettingState extends State<LockVoiceSetting> {
           ],
         ),
         body: _buildBody(),
+      ),
     );
   }